Universal GM CS130 Alternator Housing Case Internal Regulator Front and Rear Cover [Chrome] They are designed to work

They are designed to work with factory

Speedmaster direct drums are designed to prevent slippage and are able to withstand strong shifts on high horsepower applications

When installing your new shifter

All the necessary parts are included to make for a fast

Universal GM CS130 Alternator Housing Case Internal Regulator Front and Rear Cover [Chrome] They are designed to workIf you want the awesome look of a chrome alternator but your GM alternator is working great, let Speedmaster hook you up! These GM chrome alternator housings will bolt right on to most GM alternator applications. They feature a sleek chrome finish and you can use all of your existing hardware. Check out our alternator pulley selection.